“The US Drug Enforcement Administration said in its 2017 National Drug Threat Assessment, however, that Mexican transnational criminal organizations transported illicit drugs into the US across its southwest border using varied methods.”

“The most common method employed by these TCOs,” it said, “involves transporting illicit drugs through US ports of entry in passenger vehicles with concealed compartments or commingled with legitimate goods on tractor trailers.”

With such an impressive handle on US Dept. of Homeland Security performance- why do heroin-trafficking cartels continue to move product into local communities?

Each year, at the Super Bowl, the US Dept. of Homeland Security promotes their own image Re: preventing criminal activity. Why do these impressive capabilities fail to keep meth and heroin trafficking cartels from moving product into the US?